+ """Execute a primitive of a charm for Day 1 or Day 2 configuration.
+
+ Execute a primitive defined in the VNF descriptor.
+
+ :param str model_name: The name of the network service.
+ :param str application_name: The name of the application
+ :param str primitive: The name of the primitive to execute.
+ :param obj callback: A callback function to receive status changes.
+ :param tuple callback_args: A list of arguments to be passed to the callback function.
+ :param dict params: A dictionary of key=value pairs representing the primitive's parameters
+ Examples::
+ {
+ 'rw_mgmt_ip': '1.2.3.4',
+ # Pass the initial-config-primitives section of the vnf or vdu
+ 'initial-config-primitives': {...}
+ }
+ """
+ uuid = None